4KGitHub
OPENAGENTSKILL / DIRECTORY
AI Agent Skills
Find a skill for your next task. Explore tools for Codex, Claude Code, Cursor and more.
Results · “knowledge-store”
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Candidates in this shortlist, not the full registry. GitHub stars belong to repositories, not individual skills.
Results: 39
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xwmx
CLI and local web plain text note‑taking, bookmarking, and archiving with linking, tagging, filtering, search, Git versioning & syncing, Pandoc conversion, + more, in a…
Productivity AutomationSkill source unconfirmed
8.2KGitHub
Saber
saber-notes
The cross-platform open-source app built for handwriting
Productivity AutomationSkill source unconfirmed
4.5KGitHub
Surf
deta
Personal AI Notebooks. Organize files & webpages and generate notes from them. Open source, local & open data, open model choice (incl. local).
3.4KGitHub
Obsidian Tasks
obsidian-tasks-group
Task management for the Obsidian knowledge base.
Productivity AutomationSkill source unconfirmed
3.8KGitHub
Inbox Zero
elie222
The world's best AI personal assistant for email. Open source app to help you reach inbox zero fast.
11.3KGitHub
Novu
novuhq
The open-source communication infrastructure for agents and products
Productivity AutomationSkill source unconfirmed
39.1KGitHub
Mailspring
Foundry376
:love_letter: A beautiful, fast and fully open source mail client for Mac, Windows and Linux.
Productivity AutomationSkill source unconfirmed
17.6KGitHub
BillionMail
Billionmail
BillionMail gives you open-source MailServer, NewsLetter, Email Marketing — fully self-hosted, dev-friendly, and free from monthly fees. Join the discord: https://discor…
Productivity AutomationSkill source unconfirmed
15.1KGitHub
Flow.Launcher
Flow-Launcher
:mag: Quick file search & app launcher for Windows with community-made plugins
Productivity AutomationSkill source unconfirmed
15KGitHub
Thunderbird Android
thunderbird
Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)
Productivity AutomationSkill source unconfirmed
13.6KGitHub
Zero
Mail-0
Experience email the way you want with Mail0 – the first open source email app that puts your privacy and safety first. Join the discord: https://mail0.link/discord
Productivity AutomationSkill source unconfirmed
10.6KGitHub
FairEmail
M66B
Fully featured, open source, privacy friendly email app for Android
Productivity AutomationSkill source unconfirmed
4.4KGitHub
Juice
Automattic
Juice inlines CSS stylesheets into your HTML source.
Productivity AutomationSkill source unconfirmed
3.3KGitHub
UseSend
usesend
Open source alternative to Resend, Sendgrid, Postmark etc.
Productivity AutomationSkill source unconfirmed
4.4KGitHub
Dittofeed
dittofeed
Open-source customer engagement. Automate transactional and marketing messages across email, SMS, mobile push, WhatsApp, Slack, and more 📨
Productivity AutomationSkill source unconfirmed
2.8KGitHub
External platform skills
Browse external directory →Owner-curated external sources. Not filtered by the scores or compatibility controls above; excluded from GitHub rankings and automatic installation.
No external entries match this query.